[Discuss] Ubuntu 16.04 Wifi Connection Disappeared

[Gregory Boyce]

A lot of laptops include a shut off for the wireless in the form of a
function key or a physical switch.  It may be worth checking for that.

On Tue, Jan 3, 2017, 8:35 PM Nancy Allison <nancythewriter7 at gmail.com>
wrote:

> Hi, everyone. Thank you for your great replies! I hope this additional
> detail is useful. (Yep, means problem not solved yet.)
>
> Greg:
>
> I followed your numbered steps, which were great, through #3. At #4, I see
> your screenshot. However, the list on the left contains only two items:
>
> Wired
> Network proxy
>
> Airplane Mode is off, but there is no Wireless item on the right, and no
> wireless networks are listed.
>
> Greg and Mike: I opened the terminal window and entered this command:
>
>     sudo service network-manager restart
>
> I put in my password.
>
> For a while, a handy Enable Wi-Fi option appeared in a menu at the top of
> the window. I clicked it! But still, it didn't discover my local wi-fi
> network, so I thought, "I'll reboot, and when it loads up, it will find my
> Wi-Fi network, and all will be well."
>
> Alas, it was not to be. Instead, the Enable Wi-Fi option disappeared once
> again from the list, and of course my local network was not listed among
> the wi-fi networks.
>
> So, I was back to square one.
>
> Mike, I have a Toshiba Satellite. After a little googling about identifying
> my wireless card, I ran lspci in the terminal window, and I'm seeing:
>
> network controller: Intel Corporation Wireless 3160 (rev cb)
> Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411PCI
> Express Gigabit Ethernet Controller (rev 0c)
>
> Is this the information you were looking for? Ubuntu 14.nn on this laptop
> linked successfully to the Internet for quite a while. But maybe Ubuntu
> 16.04 could have problems with the same networking card?
>
> As a last thought, I've rebooted numerous times, so even if I messed up my
> password a time or two, I don't think I could have messed it up every time.
>
> Thank you all so much. If there's more information that would help, ask
> away. If you can think of any next steps I should try, I'm all ears!
>
>
>
> On Tue, Jan 3, 2017 at 5:16 PM, Bill Ricker <bill.n1vux at gmail.com> wrote:
>
> > I have had problems with WIFI waking from SUSPEND with 16.04 with one
> > laptop.
> > (and with a prior version with another laptop! Both Lenovo T61's.)
> >
> > Don't know if that's your issue but mentioning it just in case.
> >  (And i may try the suggested sudo restart on that one, thanks )
> >
> >
> >
> > Bill Ricker
> > bill.n1vux at gmail.com
> > https://www.linkedin.com/in/n1vux
> >
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